【例3.1】输出表达式的值

状态	递交者	时间	内存	语言	代码	递交时间
AC	董博雯	2ms	536 KiB	C++11	132 Bytes	2025-3-26 11:35:10
AC	刘丽丽	2ms	492 KiB	C++11	103 Bytes	2025-4-23 16:47:42
AC	noris	2ms	508 KiB	C++17	108 Bytes	2025-4-5 21:54:25
AC	许威	3ms	504 KiB	C++11	110 Bytes	2025-4-3 16:46:38
AC	lesheng	3ms	504 KiB	C++14	103 Bytes	2025-4-12 21:52:00
AC	周琦	3ms	504 KiB	C++	115 Bytes	2025-3-31 16:14:19
AC	tximeng	3ms	504 KiB	C++11	112 Bytes	2025-4-7 12:46:25
AC	Mica	3ms	504 KiB	C++11	116 Bytes	2025-4-11 10:05:52
AC	王倩	3ms	504 KiB	C++11	125 Bytes	2025-4-1 19:36:32
AC	杨御仿	3ms	504 KiB	C++11	147 Bytes	2025-3-31 17:46:59
AC	luckyluoluo	3ms	504 KiB	C++11	112 Bytes	2025-4-13 1:48:20
AC	光谷二小汪琴	3ms	532 KiB	C++11	151 Bytes	2025-4-1 13:13:07
AC	nvspt	3ms	304 KiB	C++11	152 Bytes	2025-4-11 10:08:47
AC	fxhuasheng	3ms	504 KiB	C++14	109 Bytes	2025-4-6 23:09:50
AC	易芙蓉	3ms	448 KiB	C++11	157 Bytes	2025-4-2 19:07:53